TrichinellosisTrichinellaTrichinella spiralisWalrusesFood ParasitologyUrsidaeAntibodies, HelminthZoonosesIdahoCarnivoraFuneral RitesMeatAnimals, WildMeat ProductsSus scrofaMebendazoleDisease OutbreaksFood IndustryFood ContaminationAlbendazoleAntigens, HelminthSwineAnthelminticsSwine DiseasesLarvaPopulation Surveillance